OpenHarmony documentation | OpenHarmony开发者文档
Common event and notification management framework | 通知和公共事件管理框架
SELinux 组件和策略
Provides telephony persistent data storage and DataAbility access interfaces | 负责telephony持久化数据存储，提供DataAbility访问接口
Peripheral driver of the Hardware Driver Foundation (HDF) | HDF外设驱动
Implementing basic call services over carrier networks | 负责运营商网络的基础通话实现
Providing traditional input methods, such as key, touch, keyboard, and mouse inputs | 提供传统的输入交互方式，例如按键、触控、键盘、鼠标等
Managing all types of call connections | 管理各种类型的通话连接
Providing SMS and MMS functions | 负责短彩信相关功能
Provides telephony persistent data storage and DataAbility access interfaces | 负责telephony持久化数据存储，提供DataAbility访问接口
Implementing telephony-specific status registration for the app | 实现APP对telephony相关状态的注册
